. >> ifill: it was warmer than usual in berlin germany for those who take an annual christmas day plunge into icy waters. some wore little more than santa hats. stil >> ifill: still to come on the newshour, contests to watch in three states; screening for breast cancer; getting ready for the new health care law; civilians keeping the peace in the philippines; corruption in china; and writing verse about greece's troubled times. but first, with the other news of the day, here's kwame holman. >> holman: police in webster, new york, found human remains today in the burned-out home where a gunman ambushed firefighters on christmas eve. the victim appeared to be william spengler's sister. he left a note saying he wanted to burn down the neighborhood and kill people. spengler set fire to his house, then shot four firefighters-- killing two-- before killing himself. he had a revolver, a shotgun, and a bushmaster rifle, the same model used in the newtown school shooting. >> i can't tell you at this time what the victims were shot with. we assume it was the rifle because of the distance. it's goi